diff options
Diffstat (limited to 'src/common/xchat.c')
| -rw-r--r-- | src/common/xchat.c | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/src/common/xchat.c b/src/common/xchat.c index ba2f5d41..8dca6de8 100644 --- a/src/common/xchat.c +++ b/src/common/xchat.c @@ -26,7 +26,9 @@ #define WANTSOCKET #include "inet.h" -#ifndef WIN32 +#ifdef WIN32 +#include <windows.h> +#else #include <sys/wait.h> #include <signal.h> #endif @@ -903,7 +905,11 @@ int main (int argc, char *argv[]) { int ret; - + +#ifdef WIN32 + HANDLE mutex; +#endif + srand (time (0)); /* CL: do this only once! */ #ifdef SOCKS @@ -920,6 +926,21 @@ main (int argc, char *argv[]) load_config (); +#ifdef WIN32 + if (prefs.gui_one_instance) + { + DWORD error; + + mutex = CreateMutex (NULL, TRUE, "Local\xchat"); + error = GetLastError (); + + if (error == ERROR_ALREADY_EXISTS || mutex == NULL) + { + return 1; + } + } +#endif + #ifdef USE_LIBPROXY libproxy_factory = px_proxy_factory_new(); #endif @@ -945,6 +966,11 @@ main (int argc, char *argv[]) #ifdef WIN32 WSACleanup (); + + if (prefs.gui_one_instance) + { + CloseHandle (mutex); + } #endif return 0; |